public async Task <ChatMessage> Handle(CreateChatMessageCommand request, CancellationToken cancellationToken)
{
var roomUserCodes = new List <string>();
roomUserCodes.Add(request.SenderCode);
roomUserCodes.AddRange(request.ReceiverCodes);
if (roomUserCodes.Count < 2)
{
throw new ArgumentException("UserCodes parameter must contains more than 2 UserCodes to create ChatMessage!");
}
bool isRoomExisted = await _roomRepository.CheckRoomExistedAsync(request.RoomCode, roomUserCodes);
if (!isRoomExisted)
{
throw new RoomNotFoundException(request.RoomCode, roomUserCodes);
}
var newMessage = new ChatMessage(
request.RoomCode,
request.SenderCode,
request.ReceiverCodes,
request.Message);
await _chatMessageRepository.AddChatMessageAsync(newMessage);
return(newMessage);
}
